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Vulnerability Details :

CVE-2023-2793

Summary
Assigner-Mattermost
Assigner Org ID-9302f53e-dde5-4bf3-b2f2-a83f91ac0eee
Published At-16 Jun, 2023 | 09:02
Updated At-06 Dec, 2024 | 23:00
Rejected At-
Credits

Stack exhaustion in PreparePostForClientWithEmbedsAndImages

Mattermost fails to validate links on external websites when constructing a preview for a linked website, allowing an attacker to cause a denial-of-service by a linking to a specially crafted webpage in a message.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:Mattermost
Assigner Org ID:9302f53e-dde5-4bf3-b2f2-a83f91ac0eee
Published At:16 Jun, 2023 | 09:02
Updated At:06 Dec, 2024 | 23:00
Rejected At:
▼CVE Numbering Authority (CNA)
Stack exhaustion in PreparePostForClientWithEmbedsAndImages

Mattermost fails to validate links on external websites when constructing a preview for a linked website, allowing an attacker to cause a denial-of-service by a linking to a specially crafted webpage in a message.

Affected Products
Vendor
Mattermost, Inc.Mattermost
Product
Mattermost
Default Status
unaffected
Versions
Affected
  • From 0 through 7.8.2 (semver)
  • From 0 through 7.9.1 (semver)
  • 7.10.0
Unaffected
  • 7.10.1
  • 7.8.3
  • 7.9.2
Problem Types
TypeCWE IDDescription
CWECWE-400CWE-400 Uncontrolled Resource Consumption
Type: CWE
CWE ID: CWE-400
Description: CWE-400 Uncontrolled Resource Consumption
Metrics
VersionBase scoreBase severityVector
3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Update Mattermost to version  v7.8.3, v7.9.2, 7.10.1 or higher.

Configurations
Workarounds
Exploits
Credits
finder
Juho Nurminen
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://mattermost.com/security-updates/
N/A
Hyperlink: https://mattermost.com/security-updates/
Resource: N/A
▼Authorized Data Publishers (ADP)
1. CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://mattermost.com/security-updates/
x_transferred
Hyperlink: https://mattermost.com/security-updates/
Resource:
x_transferred
2. CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:responsibledisclosure@mattermost.com
Published At:16 Jun, 2023 | 10:15
Updated At:26 Jun, 2023 | 17:45

Mattermost fails to validate links on external websites when constructing a preview for a linked website, allowing an attacker to cause a denial-of-service by a linking to a specially crafted webpage in a message.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Secondary3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Type: Primary
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Type: Secondary
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CPE Matches
Mattermost, Inc.
mattermost
>>mattermost>>Versions from 7.8.0(inclusive) to 7.8.3(inclusive)
cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
Mattermost, Inc.
mattermost
>>mattermost>>Versions from 7.9.0(inclusive) to 7.9.2(inclusive)
cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
Mattermost, Inc.
mattermost
>>mattermost>>7.10.0
cpe:2.3:a:mattermost:mattermost:7.10.0:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-400Primarynvd@nist.gov
CWE-400Secondaryresponsibledisclosure@mattermost.com
CWE ID: CWE-400
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-400
Type: Secondary
Source: responsibledisclosure@mattermost.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://mattermost.com/security-updates/responsibledisclosure@mattermost.com
Vendor Advisory
Hyperlink: https://mattermost.com/security-updates/
Source: responsibledisclosure@mattermost.com
Resource:
Vendor Advisory

Change History

0
Information is not available yet

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